- Sofia Orthodox Choir & Miroslav Popsavov
- Chamber Choir Lege Artis
- Sofia Boy's Choir, Nikolai Stanchev, Mihail Milkov, Miglena Spassova, Ivan Ivanovich Petrov, Sofia Orthodox Ensemble, Miroslav Popsavov, Moscow Rybin Choir, Vladimir Makarov, Dimiter Dimitrov, Yoan Kukuzel-Angeloglassniyat Ensemble, Georgi Robev, Bulgarian National Choir & Vassilka Naidenova
- Игорь Ушаков, Мужской хор института певческой культуры "Валаам", V. Starodubtsev & A. Gorbatenko
- Мужской хор института певческой культуры "Валаам", Игорь Ушаков, V. Miller, V. Starodubtsev, A. Ushakova & A. Gorbatenko
- Orlin Anastassov, The Seven Saints Choir & Dimitar Grigorov
- Mihail Diaconescu & Kontakion